using System;

public class Program

{

    public class Paralelepiped

    {

        public double a;

        public double b;

        public double c;

        public double V;

        public double S1;

        public double B;

        public double S;

        public void Volume()

        {

        this.V=this.a*this.b*this.c;

        }

        public void Lice()

        {

        this.S1=2*(this.a*this.b+this.a*this.c*this.c+this.b*this.c);

        }

        public void Licenaosnovata()

        {

        this.B=this.a*this.b;

        }

        public void Licenaokolnapovarhnina()

        {

        this.S=2*this.c*(this.a+this.b);

        }

        public void Text()

        {

        Console.WriteLine("obem:"+this.V+"S povythnina: "+this.S1+"lice na osnovata: "+this.B+"S okolna povyrh: "+this.S);

        }

    public static void Main()

    {

    }

}

}